PCI Express x16 vs x4 , Any difference in gpu performance

pcie x4 in x16 slot   Dan pcie slot function

A PCIe x16 slot provides powerful graphics card support The motherboard offers three slots, one of which is a PCIe x4 slot

Lightning Fast Game experience: PCIe slots, Lightning Gen 4 x4 with Shield Frozr, USB Gen 2x2 20G; LAN with Wi-Fi 6E Solution: Upgraded It'll have all 16 if you don't use the second slot but it makes no difference Even a 1080 shows no performance difference at x8

jackpot giant slot game Nope! PCI Express and NVMe SSDs don't tend to use x16 bandwidth NVMe SSDs are reliant on PCIe x4 bandwidth with dedicated NVMe slots  Yes, you can plug into 16x slot, but off course it will run in 4x speed Some motherboard even let you plug 4x card into 1x